 The album features contributions from artists such as John Frusciante and Flea of the Red Hot Chili Peppers, Fergie of The Black Eyed Peas, former Red Hot Chili Peppers and Pearl Jam drummer Jack Irons, Joy Division/New Order bass guitarist Peter Hook, Porno for Pyros guitarist Peter DiStefano, Hybrid, Thievery Corporation, and finally a pre-recorded vocal performance provided by Jim Morrison.There is also a 30 piece orchestra on four of the tracks, led by Harry Gregson-Williams.The full album was leaked on May 22.